The Radius of the Orbit of an Electron Moving with a Speed

question 20

Multiple Choice

The radius of the orbit of an electron moving with a speed of 10⁸ m/s perpendicular to a magnetic field of 5.0 $\times$ 10^-3 T is approximately

• A)1.1 m
• B)0.11 m
• C)0.34 m
• D)0.011 m
• E)8.9 m

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Definitions:

Ovum

The female reproductive cell or egg, which can fuse with a male sperm cell to form a new organism.

Female Sex Cell

An egg or ovum, which is the reproductive cell produced by females that, when fertilized by a male sperm cell, can develop into a new organism.

Germinal

Pertaining to the earliest stage of development in organisms, or related to the generation of something new.

Placenta

An organ that develops in the uterus during pregnancy, providing oxygen and nutrients to the growing baby and removing waste products.